江苏省常州市西夏墅中学译林牛津版高中英语必修五unit 3 science and naturegrammar and usage2 课件

牛津高中英语牛津高中英语 (模块五 高二上学期) Grammar and usage 板块：教学设计课件 作者：贺惠芬 UnitUnit 3 3 Verb-ed form Unit 3 Unit 3 课件描述： 本课时主要解决两个问题，一是现在 分词和过去分词作为形容词修饰人或物 时的不同，二是过去分词作状语的几种 情况。本课件以三幅卡通画为主线，引 导学生进一步发现动词过去分词的作为 状语等的用法并进行应用。 I am Im totally burned out. You look so tired. Why? Ive been sitting here without moving all day. Im bored with it. Thats disappointing! I think you will be pleased when its finished. Yes, you are right. But Just think about how challenging school work is. Have you noticed these words used in this cartoon? tired bored burned out disappointing pleased challenging Have you noticed in what situation they are used? You look tired. Im bored with it. Im burned out. You will be pleased. Thats disappointing. Just imagine how challenging school work is. Verb-ed: used to say how we feel about sb. or sth. Usually passive in meaning Verb-ing: uesed to describe sb. or sth. that causes certain feeling. Usually active in meaning Usually, these words are in pairs. Disappoint disappointed disappointing Excite excited exciting Shock shocked shocking Surprise surprised surprising Amaze amazed amazing Frighten frightened frightening Move moved moving Puzzle puzzled puzzling Confuse confused confusing And we can develop the story in another way Brook sat there complaining, “ How bored!” Jimmy sat there concentrated on painting. Cool ! Tom ran fast hoping to join Jimmy in no time. Garfield stared at the scene, lost in thought. En n Verb-ed phrases Jimmy sat there concentrated on painting. Brook sat there complaining, “ How bored!” Tom ran fast hoping to join Jimmy in no time. Garfield stared at the scene, lost in thought. describe a supporting state describe a supporting state Describe a reason Describe an action happening at the same time. Like the Verb-ing form, the Verb-ed form can be a verb-ed on its own. It can also be followed by an object and/or adverbial Besides, passive verb-ed can express time, reason and condition. 1.The scientists has copied a human cell, assisted by recent advances in medical science.= The scientists copied a human cell, and at that time was assisted by recent advances in medical science. 2. Shocked by the article, the woman wrote a letter to the newspaper.= The woman wrote a letter to the newspaper because she was shocked by the news. 3. Treated with electricity, the cell tissue will split into several parts.= If it is treated with electricity the cell tissue will split into several parts. Can you see why v-ed form is used here? verb Verbs understood subject Subject of the main clause Compare : Tom ran fast hoping to join Jimmy in no time. Tom ran/ Tom hoped Garfield stared at the scene, lost in thought. Garfield stared/ Garfield was lost in thought The factory keeps releasing smoke, making the air dirty. Made to apologize, the boy felt upset. We can also use the pattern conjunction + verb-ed to express time and condition. The common conjunctions are when, whenever, once, until, unless, and if. 1. When ( she was ) asked who she was, the little girl kept silent. 2. If ( I am )invited, I will go. 3. I wont go unless (I am) invited. 4. Once ( it is) started, the plan needs to be carried out without stop. Whether we use verb-ing or verb-ed depends on 1. the verb and its understood subject when it expresses active/ passive meanings 2. whether its happening or past action 3. Whether it is something that causes certain feelings or something that says how we feel about something or somebody When it comes to perfect form and result, we must use v-ing form Having finished the work, he left the office. He failed the test, making his parents angry. Can you develop the story in another way? Having sat like this for a whole day, Im really bored now! Given five more minutes, I will get it done! Caught in the traffic jam, Tom had to give up the taxi and ran to meet Jimmy and Brook! Catching sight of poor Tom and Brook, Garfield couldnt help laughing. Practice makes perfect! 1. from space, the earth, with water seventy percent of its surface, looks like a blue ball. A. Seen; covered B. Seen; covering C. Seeing; covering D. Seeing; covered 2. She is writing a letter to her friend, him to attend the party. A. having invited B. inviting C. to invite D. invited 3. the sound, many people came to see what had happened. A.Heard; ran B. Hearing; running C. Hearing; to run D. Heard; running 4. away from the noise, she was considering to the country. A. Being; moving B. To be; moving C. Being; to move D. To be; to move 5. The computer center, last year, is very popular among the students in this school. A. open B. opening C. having opened D. opened 6. The policeman put down the phone with a smile on his face. A. satisfied B. satisfying C. to be satisfied D. having satisfied 7. He was so foolish as to leave his car outside the supermarket. A. not lock B. unlocking C. unlocked D. not to be locked 8. , he went to ask his teacher for help. A. Knowing not how to do it B. Unknown what to do C. Not knowing how to do it D. Knowing how to do it Well, we have learnt that a verb-ed or verb-ing form has an understood subject and the understood subject is usually the same as the subject of the main clause. However, theres always exception! The following expressions dont agree with the rule, but they are correct! summary 1. Strictly speaking, nobody is allowed in he